The locus of the point `(sqrt(3h+2), sqrt(3k))` if `(h, k)` lies on `x+y=1` is : (A) a circle (B) an ellipse (C) a parabola (D) a pair of straight lines

The locus of the point (sqrt(3h),sqrt(sqrt(3)k+2)) if it lies on the line x-y-1=0 is straight line (b) a circle a parabola (d) none of these

The locus of the point at which two given unequal circles subtend equal angles is: (A) a straight line(B) a circle (C) a parabola (D) an ellipse

The locus of the point of intersection of the tangent at the endpoints of the focal chord of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1(b

The locus ofthe oot ofperpendicular rom the centre on any tangent to be ellipse x2+(A)a circle (C) another ellipse =1i(B) a pair of straight line (D) None of these 2

The equation sqrt(x^2 + 4y^2 - 4xy+4) +x-2y=1 represent a (A) straight line (B) circle (C) parabola (D) pair of lines

A circle touches the line L and the circle C_(1) externally such that both the circles are on the same side of the line,then the locus of centre of the circle is (a) Ellipse (b) Hyperbola (c) Parabola (d) Parts of straight line

The locus of the point P(h, k) for which the line hx+ky=1 touches the circle x^(2)+y^(2)=4 , is

If three points (h, 0), (a, b) and (0, k) lies on a line, show that (a)/(h) + (b)/(k) = 1 .

" The eccentricity of locus of point " (3h+2,k) " where " (h,k) " lies on the circle " x^(2)+y^(2)=1 " is."

If z =(lambda+3)+isqrt((5-lambda^2)) ; then the locus of z is a) a straight line b) a semicircle c) an ellipse d) a parabola